Republicans ousted three-term Sen. Sherrod Brown (D-OH) in Ohio on Tuesday night, likely cementing their control of the Senate for the first time in almost four years. Well over $400 million were dedicated to the Ohio race,

Sherrod Brown's 18-year Senate career ended Tuesday after the most expensive non-presidential race in history. Here are four takeaways.

COLUMBUS, Ohio (AP) — Three-term Democratic U.S. Sen. Sherrod Brown of Ohio faces perhaps the toughest reelection challenge of his career Tuesday in the most expensive Senate race of the year as control of the chamber hangs in the balance.